Home / 49,220.80-73,831.36-19,646.08

Finding the Fourth Proportional to 49,220.80, 73,831.36 and 19,646.08

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Solution

The fourth proportional to 49,220.80, 73,831.36 and 19,646.08 is: 29,469.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,220.80 : 73,831.36 = 19,646.08 : x
  2. Step 2: Convert to fraction form
    49,220.80/73,831.36 = 19,646.08/x
  3. Step 3: Cross multiply
    49,220.80x = 73,831.36 × 19,646.08
  4. Step 4: Simplify right side
    49,220.80x = 1,450,496,805.07
  5. Step 5: Solve for x
    x = 1,450,496,805.07/49,220.80
  6. Step 6: Final answer
    x = 29,469.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.